71783140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1373

約数の個数: 96

約数和(自身を含む): 186560640

約数和(自身を除く): 114777500

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 130, 143, 190, 209, 220, 247, 260, 286, 380, 418, 494, 572, 715, 836, 988, 1045, 1235, 1321, 1430, 2090, 2470, 2642, 2717, 2860, 4180, 4940, 5284, 5434, 6605, 10868, 13210, 13585, 14531, 17173, 25099, 26420, 27170, 29062, 34346, 50198, 54340, 58124, 68692, 72655, 85865, 100396, 125495, 145310, 171730, 188903, 250990, 276089, 290620, 326287, 343460, 377806, 501980, 552178, 652574, 755612, 944515, 1104356, 1305148, 1380445, 1631435, 1889030, 2760890, 3262870, 3589157, 3778060, 5521780, 6525740, 7178314, 14356628, 17945785, 35891570, 71783140]

約数ペア:

[(1, 71783140), (2, 35891570), (4, 17945785), (5, 14356628), (10, 7178314), (11, 6525740), (13, 5521780), (19, 3778060), (20, 3589157), (22, 3262870), (26, 2760890), (38, 1889030), (44, 1631435), (52, 1380445), (55, 1305148), (65, 1104356), (76, 944515), (95, 755612), (110, 652574), (130, 552178), (143, 501980), (190, 377806), (209, 343460), (220, 326287), (247, 290620), (260, 276089), (286, 250990), (380, 188903), (418, 171730), (494, 145310), (572, 125495), (715, 100396), (836, 85865), (988, 72655), (1045, 68692), (1235, 58124), (1321, 54340), (1430, 50198), (2090, 34346), (2470, 29062), (2642, 27170), (2717, 26420), (2860, 25099), (4180, 17173), (4940, 14531), (5284, 13585), (5434, 13210), (6605, 10868)]